A fax API and MCP server for AI agents to send and receive faxes with receipts
Astrology API with TypeScript, Python and PHP SDKs
Stage
Not given
Not given
Founded
2023
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Based in
US
IN
Pricing model
Paid
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Pricing
$0.039 per page sent, $0.019 per page received, $2 per fax number per month, $10 minimum wallet top-up, optional Agent workspace $19 per month, sandbox free. Prices as of 2026-10-28.
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Key features
Document preparation with PDF, image and text rendering
Price quotes bound to document, destination and sender
Authorization by person or delegated policy
Bounded retries with circuit breaker per route
Private inbox for received faxes with signed URLs
Idempotent API calls with Idempotency-Key header
Signed webhooks with event IDs
Sandbox for free testing before production
Document retention with 30-day default and deletion option
Official SDKs for TypeScript, Python and PHP
Automatic retries with exponential backoff
Built-in idempotency keys for safe retries
PDF and audio report generation helpers
WordPress plugin with blocks and shortcodes
Webhook signature verification
Postman collection for API testing
Credit-based billing model
What makes it different
Every fax send produces a receipt with provider evidence of delivery
Agents cannot exceed their own permissions or budget limits
International fax coverage to 213 destinations with transparent pricing
MCP server with 15 tools for seamless agent integration
Per-page pricing with no minimum subscription requirement
Official SDKs with production-ready safety features built in
Fax for Agents
96Astro API